<html>
	<head>
		<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
		<title>WebSocket客户端</title>
		
		<script type="text/javascript">
		var socket;
		if(!window.WebSocket) {
			window.WebSocket = window.MozWebSocket;
		}
		if(window.WebSocket) {
			socket = new WebSocket("ws://localhost:8888/websocket");
			socket.onmessage = function(event) {
				var ta = document.getElementById('responseContent');
				ta.value += event.data + "\r\n";
			};
			socket.onopen = function(event) {
				var ta = document.getElementById('responseContent');
				ta.value = "您当前的浏览器支持WebSocket，请进行后续的操作\r\n";
			};
			socket.onclose = function(event) {
				var ta = document.getElementById('responseContent');
				ta.value = "";
				ta.value = "WebSocket连接已经关闭\r\n";
			};
		} else {
			alert("您的浏览器不支持WebSocket...");
		}
		
		function send(message) {
			if(!window.WebSocket) {
				return;
			}
			if(socket.readyState == WebSocket.OPEN) {
				socket.send(message);
			} else {
				alert("WebSocket连接没有建立成功!!!");
			}
		}
		
		</script>
		
	</head>
	<body>
		<form onsubmit = "return false;">
			<input type = "text" name = "message" value = "" />
			<br/><br/>
			<input type = "button" value = "发送WebSocket请求消息" 
				onclick = "send(this.form.message.value)" />
			<hr color = "red" />
			<h2>客户端接收到服务器端返回的应答消息</h2>
			<textarea id = "responseContent" style = "width:1024px;height:300px"></textarea>
		</form>
	</body>
</html>